java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/list-properties/simple_built_from_end_true-unreach-call_false-valid-memtrack.i


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This is Ultimate 0.1.23-666feb3-m
[2018-04-11 12:12:18,951 INFO  L170        SettingsManager]: Resetting all preferences to default values...
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[2018-04-11 12:12:18,969 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
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[2018-04-11 12:12:18,972 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
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[2018-04-11 12:12:18,981 INFO  L98         SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf
[2018-04-11 12:12:18,995 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-04-11 12:12:18,996 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-04-11 12:12:18,996 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * Use SBE=true
[2018-04-11 12:12:18,997 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-04-11 12:12:18,997 INFO  L133        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2018-04-11 12:12:18,998 INFO  L133        SettingsManager]:  * Bitprecise bitfields=true
[2018-04-11 12:12:18,998 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-04-11 12:12:18,998 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-04-11 12:12:18,998 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-04-11 12:12:18,998 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-04-11 12:12:18,998 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-04-11 12:12:18,998 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-04-11 12:12:18,998 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-04-11 12:12:18,998 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-04-11 12:12:18,999 INFO  L133        SettingsManager]:  * Interpolant automaton=TWOTRACK
[2018-04-11 12:12:18,999 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-04-11 12:12:18,999 INFO  L133        SettingsManager]:  * Trace refinement strategy=CAMEL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false
[2018-04-11 12:12:19,026 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-04-11 12:12:19,036 INFO  L266   ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized
[2018-04-11 12:12:19,039 INFO  L222   ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-04-11 12:12:19,041 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-04-11 12:12:19,041 INFO  L276        PluginConnector]: CDTParser initialized
[2018-04-11 12:12:19,042 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,343 INFO  L225              CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGad2e3f19d
[2018-04-11 12:12:19,486 INFO  L287              CDTParser]: IsIndexed: true
[2018-04-11 12:12:19,486 INFO  L288              CDTParser]: Found 1 translation units.
[2018-04-11 12:12:19,487 INFO  L168              CDTParser]: Scanning simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,496 INFO  L210   ultiparseSymbolTable]: Include resolver:
[2018-04-11 12:12:19,496 INFO  L215   ultiparseSymbolTable]: <empty include resolver>
[2018-04-11 12:12:19,496 INFO  L218   ultiparseSymbolTable]: Function table:
[2018-04-11 12:12:19,496 INFO  L221   ultiparseSymbolTable]: Function definition of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__exit ('exit') in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,496 INFO  L221   ultiparseSymbolTable]: Function definition of null ('main') in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,496 INFO  L227   ultiparseSymbolTable]: Global variable table:
[2018-04-11 12:12:19,496 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fd_mask in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__nlink_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_attr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____sig_atomic_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__id_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_condattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_once_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_int in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,497 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__dev_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____daddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____key_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__register_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__off_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsblkcnt64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,498 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____clockid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____useconds_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsfilcnt64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__loff_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ushort in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__wchar_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ldiv_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____swblk_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ino_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,499 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_barrier_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____gid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____pid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_mutexattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____ssize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____ino64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____blkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____timer_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__clockid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,500 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__sigset_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____nlink_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__timer_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ssize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fd_mask in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_rwlockattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__key_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__uint in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,501 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____off_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____blkcnt64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fsfilcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_char in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____blksize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____dev_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsblkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_key_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,502 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__blksize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____qaddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__lldiv_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____off64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_rwlock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__uid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____rlim64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____id_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fsblkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__div_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_char in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__blkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_barrierattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,503 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____suseconds_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__time_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____pthread_list_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_mutex_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__List in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____rlim_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____intptr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,504 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____mode_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__daddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____ino_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____time_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____socklen_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____loff_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsfilcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_cond_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,505 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__size_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____WAIT_STATUS in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_long in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____clock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ulong in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_spinlock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fsid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__mode_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_short in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____sigset_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,506 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__caddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_short in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__gid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__suseconds_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__clock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____caddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fd_set in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,507 INFO  L230   ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_long in simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:19,521 INFO  L330              CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGad2e3f19d
[2018-04-11 12:12:19,524 INFO  L304   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-04-11 12:12:19,526 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2018-04-11 12:12:19,527 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-04-11 12:12:19,527 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-04-11 12:12:19,532 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-04-11 12:12:19,533 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,536 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42aeb893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19, skipping insertion in model container
[2018-04-11 12:12:19,536 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,548 INFO  L167             Dispatcher]: Using SV-COMP mode
[2018-04-11 12:12:19,570 INFO  L167             Dispatcher]: Using SV-COMP mode
[2018-04-11 12:12:19,696 INFO  L175          PostProcessor]: Settings: Checked method=main
[2018-04-11 12:12:19,728 INFO  L175          PostProcessor]: Settings: Checked method=main
[2018-04-11 12:12:19,735 INFO  L100         SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113.
[2018-04-11 12:12:19,770 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19 WrapperNode
[2018-04-11 12:12:19,770 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-04-11 12:12:19,771 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-04-11 12:12:19,771 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-04-11 12:12:19,771 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-04-11 12:12:19,783 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,783 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,795 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,795 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,802 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,807 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,809 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
[2018-04-11 12:12:19,812 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-04-11 12:12:19,813 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-04-11 12:12:19,813 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-04-11 12:12:19,813 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-04-11 12:12:19,814 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (1/1) ...
No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-04-11 12:12:19,919 INFO  L136     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-04-11 12:12:19,919 INFO  L136     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-04-11 12:12:19,920 INFO  L136     BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__exit
[2018-04-11 12:12:19,920 INFO  L136     BoogieDeclarations]: Found implementation of procedure main
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure atof
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure atoi
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure atol
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure atoll
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure strtod
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure strtof
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure strtold
[2018-04-11 12:12:19,920 INFO  L128     BoogieDeclarations]: Found specification of procedure strtol
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoul
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoq
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure strtouq
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoll
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure strtoull
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure l64a
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure a64l
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure select
[2018-04-11 12:12:19,921 INFO  L128     BoogieDeclarations]: Found specification of procedure pselect
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure gnu_dev_major
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure gnu_dev_minor
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure gnu_dev_makedev
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure random
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure srandom
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure initstate
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure setstate
[2018-04-11 12:12:19,922 INFO  L128     BoogieDeclarations]: Found specification of procedure random_r
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure srandom_r
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure initstate_r
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure setstate_r
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure rand
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure srand
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure rand_r
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure drand48
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure erand48
[2018-04-11 12:12:19,923 INFO  L128     BoogieDeclarations]: Found specification of procedure lrand48
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure nrand48
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure mrand48
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure jrand48
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure srand48
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure seed48
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure lcong48
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure drand48_r
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure erand48_r
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure lrand48_r
[2018-04-11 12:12:19,924 INFO  L128     BoogieDeclarations]: Found specification of procedure nrand48_r
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure mrand48_r
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure jrand48_r
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure srand48_r
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure seed48_r
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure lcong48_r
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure malloc
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure calloc
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure realloc
[2018-04-11 12:12:19,925 INFO  L128     BoogieDeclarations]: Found specification of procedure free
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure cfree
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure alloca
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure valloc
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure posix_memalign
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure abort
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure atexit
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure on_exit
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__exit
[2018-04-11 12:12:19,926 INFO  L128     BoogieDeclarations]: Found specification of procedure _Exit
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure getenv
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure __secure_getenv
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure putenv
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure setenv
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure unsetenv
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure clearenv
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure mktemp
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure mkstemp
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure mkstemps
[2018-04-11 12:12:19,927 INFO  L128     BoogieDeclarations]: Found specification of procedure mkdtemp
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure system
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure realpath
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure bsearch
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure qsort
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure abs
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure labs
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure llabs
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure div
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure ldiv
[2018-04-11 12:12:19,928 INFO  L128     BoogieDeclarations]: Found specification of procedure lldiv
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure ecvt
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure fcvt
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure gcvt
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure qecvt
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure qfcvt
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure qgcvt
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure ecvt_r
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure fcvt_r
[2018-04-11 12:12:19,929 INFO  L128     BoogieDeclarations]: Found specification of procedure qecvt_r
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure qfcvt_r
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure mblen
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure mbtowc
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure wctomb
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure mbstowcs
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure wcstombs
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure rpmatch
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure getsubopt
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure getloadavg
[2018-04-11 12:12:19,930 INFO  L128     BoogieDeclarations]: Found specification of procedure main
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure write~int
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure read~int
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2018-04-11 12:12:19,931 INFO  L128     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-04-11 12:12:20,170 INFO  L259             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-04-11 12:12:20,171 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 12:12:20 BoogieIcfgContainer
[2018-04-11 12:12:20,171 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-04-11 12:12:20,171 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-04-11 12:12:20,171 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-04-11 12:12:20,173 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-04-11 12:12:20,173 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 12:12:19" (1/3) ...
[2018-04-11 12:12:20,174 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6648f991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 12:12:20, skipping insertion in model container
[2018-04-11 12:12:20,174 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 12:12:19" (2/3) ...
[2018-04-11 12:12:20,174 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6648f991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 12:12:20, skipping insertion in model container
[2018-04-11 12:12:20,174 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 12:12:20" (3/3) ...
[2018-04-11 12:12:20,175 INFO  L107   eAbstractionObserver]: Analyzing ICFG simple_built_from_end_true-unreach-call_false-valid-memtrack.i
[2018-04-11 12:12:20,181 INFO  L131   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-04-11 12:12:20,186 INFO  L143   ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations.
[2018-04-11 12:12:20,211 INFO  L128   ementStrategyFactory]: Using default assertion order modulation
[2018-04-11 12:12:20,212 INFO  L369      AbstractCegarLoop]: Interprodecural is true
[2018-04-11 12:12:20,212 INFO  L370      AbstractCegarLoop]: Hoare is false
[2018-04-11 12:12:20,212 INFO  L371      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-04-11 12:12:20,212 INFO  L372      AbstractCegarLoop]: Backedges is TWOTRACK
[2018-04-11 12:12:20,212 INFO  L373      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-04-11 12:12:20,212 INFO  L374      AbstractCegarLoop]: Difference is false
[2018-04-11 12:12:20,212 INFO  L375      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-04-11 12:12:20,212 INFO  L380      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-04-11 12:12:20,213 INFO  L87    2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-04-11 12:12:20,222 INFO  L276                IsEmpty]: Start isEmpty. Operand 38 states.
[2018-04-11 12:12:20,229 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2018-04-11 12:12:20,229 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,230 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,230 INFO  L408      AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,233 INFO  L82        PathProgramCache]: Analyzing trace with hash -955294840, now seen corresponding path program 1 times
[2018-04-11 12:12:20,233 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,234 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,262 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,263 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,263 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,284 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,290 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,311 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,312 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,312 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-04-11 12:12:20,313 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 2 states
[2018-04-11 12:12:20,322 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2018-04-11 12:12:20,322 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-04-11 12:12:20,324 INFO  L87              Difference]: Start difference. First operand 38 states. Second operand 2 states.
[2018-04-11 12:12:20,336 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,337 INFO  L93              Difference]: Finished difference Result 38 states and 39 transitions.
[2018-04-11 12:12:20,337 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2018-04-11 12:12:20,338 INFO  L78                 Accepts]: Start accepts. Automaton has 2 states. Word has length 9
[2018-04-11 12:12:20,338 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,346 INFO  L225             Difference]: With dead ends: 38
[2018-04-11 12:12:20,346 INFO  L226             Difference]: Without dead ends: 31
[2018-04-11 12:12:20,348 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-04-11 12:12:20,360 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 31 states.
[2018-04-11 12:12:20,369 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31.
[2018-04-11 12:12:20,370 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 31 states.
[2018-04-11 12:12:20,371 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions.
[2018-04-11 12:12:20,372 INFO  L78                 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 9
[2018-04-11 12:12:20,372 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,372 INFO  L459      AbstractCegarLoop]: Abstraction has 31 states and 32 transitions.
[2018-04-11 12:12:20,372 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 2 states.
[2018-04-11 12:12:20,372 INFO  L276                IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions.
[2018-04-11 12:12:20,373 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2018-04-11 12:12:20,373 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,373 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,373 INFO  L408      AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,373 INFO  L82        PathProgramCache]: Analyzing trace with hash -1498630642, now seen corresponding path program 1 times
[2018-04-11 12:12:20,373 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,373 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,374 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,374 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,374 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,384 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,384 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,409 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,409 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,410 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-04-11 12:12:20,411 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-04-11 12:12:20,411 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-04-11 12:12:20,411 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-04-11 12:12:20,412 INFO  L87              Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 3 states.
[2018-04-11 12:12:20,449 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,449 INFO  L93              Difference]: Finished difference Result 46 states and 48 transitions.
[2018-04-11 12:12:20,449 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-04-11 12:12:20,450 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 12
[2018-04-11 12:12:20,450 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,450 INFO  L225             Difference]: With dead ends: 46
[2018-04-11 12:12:20,450 INFO  L226             Difference]: Without dead ends: 45
[2018-04-11 12:12:20,451 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-04-11 12:12:20,451 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2018-04-11 12:12:20,453 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40.
[2018-04-11 12:12:20,454 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 40 states.
[2018-04-11 12:12:20,455 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions.
[2018-04-11 12:12:20,455 INFO  L78                 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 12
[2018-04-11 12:12:20,455 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,455 INFO  L459      AbstractCegarLoop]: Abstraction has 40 states and 46 transitions.
[2018-04-11 12:12:20,455 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-04-11 12:12:20,455 INFO  L276                IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions.
[2018-04-11 12:12:20,455 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2018-04-11 12:12:20,455 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,455 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,456 INFO  L408      AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,456 INFO  L82        PathProgramCache]: Analyzing trace with hash -1498630597, now seen corresponding path program 1 times
[2018-04-11 12:12:20,456 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,456 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,456 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,456 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,457 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,467 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,468 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,494 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,494 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,495 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-04-11 12:12:20,495 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-04-11 12:12:20,495 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-04-11 12:12:20,495 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-04-11 12:12:20,496 INFO  L87              Difference]: Start difference. First operand 40 states and 46 transitions. Second operand 3 states.
[2018-04-11 12:12:20,516 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,516 INFO  L93              Difference]: Finished difference Result 46 states and 47 transitions.
[2018-04-11 12:12:20,516 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-04-11 12:12:20,516 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 12
[2018-04-11 12:12:20,516 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,517 INFO  L225             Difference]: With dead ends: 46
[2018-04-11 12:12:20,517 INFO  L226             Difference]: Without dead ends: 44
[2018-04-11 12:12:20,517 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-04-11 12:12:20,518 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2018-04-11 12:12:20,520 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 34.
[2018-04-11 12:12:20,520 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 34 states.
[2018-04-11 12:12:20,521 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions.
[2018-04-11 12:12:20,521 INFO  L78                 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 12
[2018-04-11 12:12:20,521 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,521 INFO  L459      AbstractCegarLoop]: Abstraction has 34 states and 35 transitions.
[2018-04-11 12:12:20,521 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-04-11 12:12:20,521 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions.
[2018-04-11 12:12:20,522 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2018-04-11 12:12:20,522 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,522 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,522 INFO  L408      AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,522 INFO  L82        PathProgramCache]: Analyzing trace with hash 788287509, now seen corresponding path program 1 times
[2018-04-11 12:12:20,522 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,522 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,523 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,523 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,523 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,532 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,533 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,558 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,558 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,558 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-04-11 12:12:20,559 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-04-11 12:12:20,559 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-04-11 12:12:20,559 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-04-11 12:12:20,559 INFO  L87              Difference]: Start difference. First operand 34 states and 35 transitions. Second operand 4 states.
[2018-04-11 12:12:20,598 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,598 INFO  L93              Difference]: Finished difference Result 34 states and 35 transitions.
[2018-04-11 12:12:20,599 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2018-04-11 12:12:20,599 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 13
[2018-04-11 12:12:20,599 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,600 INFO  L225             Difference]: With dead ends: 34
[2018-04-11 12:12:20,600 INFO  L226             Difference]: Without dead ends: 34
[2018-04-11 12:12:20,600 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-04-11 12:12:20,600 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2018-04-11 12:12:20,602 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32.
[2018-04-11 12:12:20,602 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 32 states.
[2018-04-11 12:12:20,603 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions.
[2018-04-11 12:12:20,603 INFO  L78                 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 13
[2018-04-11 12:12:20,603 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,603 INFO  L459      AbstractCegarLoop]: Abstraction has 32 states and 33 transitions.
[2018-04-11 12:12:20,603 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-04-11 12:12:20,604 INFO  L276                IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions.
[2018-04-11 12:12:20,604 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2018-04-11 12:12:20,604 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,604 INFO  L355         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,604 INFO  L408      AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,604 INFO  L82        PathProgramCache]: Analyzing trace with hash 788287510, now seen corresponding path program 1 times
[2018-04-11 12:12:20,604 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,605 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,605 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,605 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,606 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,616 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,669 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,669 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,669 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-04-11 12:12:20,670 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-04-11 12:12:20,670 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-04-11 12:12:20,670 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-04-11 12:12:20,670 INFO  L87              Difference]: Start difference. First operand 32 states and 33 transitions. Second operand 4 states.
[2018-04-11 12:12:20,692 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,692 INFO  L93              Difference]: Finished difference Result 32 states and 33 transitions.
[2018-04-11 12:12:20,693 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2018-04-11 12:12:20,693 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 13
[2018-04-11 12:12:20,693 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,693 INFO  L225             Difference]: With dead ends: 32
[2018-04-11 12:12:20,694 INFO  L226             Difference]: Without dead ends: 32
[2018-04-11 12:12:20,694 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-04-11 12:12:20,694 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 32 states.
[2018-04-11 12:12:20,695 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30.
[2018-04-11 12:12:20,696 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 30 states.
[2018-04-11 12:12:20,696 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions.
[2018-04-11 12:12:20,696 INFO  L78                 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 13
[2018-04-11 12:12:20,696 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,697 INFO  L459      AbstractCegarLoop]: Abstraction has 30 states and 31 transitions.
[2018-04-11 12:12:20,697 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-04-11 12:12:20,697 INFO  L276                IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions.
[2018-04-11 12:12:20,697 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-04-11 12:12:20,697 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,698 INFO  L355         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,698 INFO  L408      AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,698 INFO  L82        PathProgramCache]: Analyzing trace with hash 2060901191, now seen corresponding path program 1 times
[2018-04-11 12:12:20,698 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,698 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,699 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,699 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,699 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,707 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,708 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,735 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,735 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,735 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2018-04-11 12:12:20,736 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-04-11 12:12:20,736 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-04-11 12:12:20,736 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-04-11 12:12:20,736 INFO  L87              Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 5 states.
[2018-04-11 12:12:20,777 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,777 INFO  L93              Difference]: Finished difference Result 46 states and 47 transitions.
[2018-04-11 12:12:20,778 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2018-04-11 12:12:20,778 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 21
[2018-04-11 12:12:20,778 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,778 INFO  L225             Difference]: With dead ends: 46
[2018-04-11 12:12:20,779 INFO  L226             Difference]: Without dead ends: 46
[2018-04-11 12:12:20,779 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2018-04-11 12:12:20,779 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 46 states.
[2018-04-11 12:12:20,780 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 32.
[2018-04-11 12:12:20,780 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 32 states.
[2018-04-11 12:12:20,780 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions.
[2018-04-11 12:12:20,781 INFO  L78                 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 21
[2018-04-11 12:12:20,781 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,781 INFO  L459      AbstractCegarLoop]: Abstraction has 32 states and 33 transitions.
[2018-04-11 12:12:20,781 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-04-11 12:12:20,781 INFO  L276                IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions.
[2018-04-11 12:12:20,781 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-04-11 12:12:20,781 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,781 INFO  L355         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,781 INFO  L408      AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,782 INFO  L82        PathProgramCache]: Analyzing trace with hash 2060901236, now seen corresponding path program 1 times
[2018-04-11 12:12:20,782 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,782 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,782 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,782 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,782 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,789 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,825 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,826 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,826 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2018-04-11 12:12:20,826 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-04-11 12:12:20,826 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-04-11 12:12:20,826 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-04-11 12:12:20,827 INFO  L87              Difference]: Start difference. First operand 32 states and 33 transitions. Second operand 5 states.
[2018-04-11 12:12:20,897 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,897 INFO  L93              Difference]: Finished difference Result 44 states and 45 transitions.
[2018-04-11 12:12:20,897 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2018-04-11 12:12:20,897 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 21
[2018-04-11 12:12:20,897 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,898 INFO  L225             Difference]: With dead ends: 44
[2018-04-11 12:12:20,898 INFO  L226             Difference]: Without dead ends: 44
[2018-04-11 12:12:20,898 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2018-04-11 12:12:20,898 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2018-04-11 12:12:20,899 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 35.
[2018-04-11 12:12:20,899 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 35 states.
[2018-04-11 12:12:20,899 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 38 transitions.
[2018-04-11 12:12:20,900 INFO  L78                 Accepts]: Start accepts. Automaton has 35 states and 38 transitions. Word has length 21
[2018-04-11 12:12:20,900 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,900 INFO  L459      AbstractCegarLoop]: Abstraction has 35 states and 38 transitions.
[2018-04-11 12:12:20,900 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-04-11 12:12:20,900 INFO  L276                IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions.
[2018-04-11 12:12:20,900 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2018-04-11 12:12:20,900 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,900 INFO  L355         BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,900 INFO  L408      AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,900 INFO  L82        PathProgramCache]: Analyzing trace with hash 2060901235, now seen corresponding path program 1 times
[2018-04-11 12:12:20,900 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,901 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,901 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,901 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,901 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,906 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-04-11 12:12:20,907 WARN  L137   erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level).  Set option :produce-proofs to true to get complete proofs.
[2018-04-11 12:12:20,935 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-04-11 12:12:20,935 INFO  L320   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-04-11 12:12:20,935 INFO  L335   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-04-11 12:12:20,936 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-04-11 12:12:20,936 INFO  L132   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-04-11 12:12:20,936 INFO  L133   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2018-04-11 12:12:20,936 INFO  L87              Difference]: Start difference. First operand 35 states and 38 transitions. Second operand 4 states.
[2018-04-11 12:12:20,976 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-04-11 12:12:20,976 INFO  L93              Difference]: Finished difference Result 40 states and 41 transitions.
[2018-04-11 12:12:20,977 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2018-04-11 12:12:20,977 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 21
[2018-04-11 12:12:20,977 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-04-11 12:12:20,977 INFO  L225             Difference]: With dead ends: 40
[2018-04-11 12:12:20,977 INFO  L226             Difference]: Without dead ends: 40
[2018-04-11 12:12:20,978 INFO  L567         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2018-04-11 12:12:20,978 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 40 states.
[2018-04-11 12:12:20,980 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 34.
[2018-04-11 12:12:20,980 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 34 states.
[2018-04-11 12:12:20,980 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions.
[2018-04-11 12:12:20,981 INFO  L78                 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 21
[2018-04-11 12:12:20,981 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-04-11 12:12:20,981 INFO  L459      AbstractCegarLoop]: Abstraction has 34 states and 35 transitions.
[2018-04-11 12:12:20,981 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-04-11 12:12:20,981 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions.
[2018-04-11 12:12:20,981 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2018-04-11 12:12:20,982 INFO  L347         BasicCegarLoop]: Found error trace
[2018-04-11 12:12:20,982 INFO  L355         BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 12:12:20,982 INFO  L408      AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]===
[2018-04-11 12:12:20,982 INFO  L82        PathProgramCache]: Analyzing trace with hash 1722196469, now seen corresponding path program 1 times
[2018-04-11 12:12:20,982 INFO  L213   ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-04-11 12:12:20,982 INFO  L68    tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-04-11 12:12:20,983 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,983 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-04-11 12:12:20,983 INFO  L119   rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-04-11 12:12:20,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-04-11 12:12:21,006 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-04-11 12:12:21,022 INFO  L421         BasicCegarLoop]: Counterexample might be feasible
[2018-04-11 12:12:21,034 WARN  L343   cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true)
[2018-04-11 12:12:21,044 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 12:12:21 BoogieIcfgContainer
[2018-04-11 12:12:21,044 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-04-11 12:12:21,044 INFO  L168              Benchmark]: Toolchain (without parser) took 1519.74 ms. Allocated memory was 393.7 MB in the beginning and 601.9 MB in the end (delta: 208.1 MB). Free memory was 326.0 MB in the beginning and 421.7 MB in the end (delta: -95.7 MB). Peak memory consumption was 112.4 MB. Max. memory is 5.3 GB.
[2018-04-11 12:12:21,045 INFO  L168              Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 393.7 MB. Free memory is still 351.2 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-04-11 12:12:21,045 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 243.94 ms. Allocated memory is still 393.7 MB. Free memory was 326.0 MB in the beginning and 300.7 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB.
[2018-04-11 12:12:21,046 INFO  L168              Benchmark]: Boogie Preprocessor took 41.30 ms. Allocated memory is still 393.7 MB. Free memory was 300.7 MB in the beginning and 298.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB.
[2018-04-11 12:12:21,046 INFO  L168              Benchmark]: RCFGBuilder took 358.28 ms. Allocated memory was 393.7 MB in the beginning and 601.9 MB in the end (delta: 208.1 MB). Free memory was 298.1 MB in the beginning and 539.3 MB in the end (delta: -241.2 MB). Peak memory consumption was 23.7 MB. Max. memory is 5.3 GB.
[2018-04-11 12:12:21,046 INFO  L168              Benchmark]: TraceAbstraction took 872.68 ms. Allocated memory is still 601.9 MB. Free memory was 539.3 MB in the beginning and 421.7 MB in the end (delta: 117.6 MB). Peak memory consumption was 117.6 MB. Max. memory is 5.3 GB.
[2018-04-11 12:12:21,048 INFO  L344   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22 ms. Allocated memory is still 393.7 MB. Free memory is still 351.2 MB. There was no memory consumed. Max. memory is 5.3 GB.
 * CACSL2BoogieTranslator took 243.94 ms. Allocated memory is still 393.7 MB. Free memory was 326.0 MB in the beginning and 300.7 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB.
 * Boogie Preprocessor took 41.30 ms. Allocated memory is still 393.7 MB. Free memory was 300.7 MB in the beginning and 298.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB.
 * RCFGBuilder took 358.28 ms. Allocated memory was 393.7 MB in the beginning and 601.9 MB in the end (delta: 208.1 MB). Free memory was 298.1 MB in the beginning and 539.3 MB in the end (delta: -241.2 MB). Peak memory consumption was 23.7 MB. Max. memory is 5.3 GB.
 * TraceAbstraction took 872.68 ms. Allocated memory is still 601.9 MB. Free memory was 539.3 MB in the beginning and 421.7 MB in the end (delta: 117.6 MB). Peak memory consumption was 117.6 MB. Max. memory is 5.3 GB.
 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor:
  - GenericResult: Unfinished Backtranslation
    Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true)
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - CounterExampleResult [Line: 626]: not all allocated memory was freed
    not all allocated memory was freed
We found a FailurePath: 
[L627]               List t;
[L628]               List p = 0;
        VAL          [p={0:0}]
[L629]  COND TRUE    __VERIFIER_nondet_int()
[L630]  EXPR, FCALL  malloc(sizeof(struct node))
        VAL          [malloc(sizeof(struct node))={11:0}, p={0:0}]
[L630]               t = (List) malloc(sizeof(struct node))
        VAL          [malloc(sizeof(struct node))={11:0}, p={0:0}, t={11:0}]
[L631]  COND FALSE   !(t == 0)
        VAL          [malloc(sizeof(struct node))={11:0}, p={0:0}, t={11:0}]
[L632]  FCALL        t->h = 1
        VAL          [malloc(sizeof(struct node))={11:0}, p={0:0}, t={11:0}]
[L633]  FCALL        t->n = p
        VAL          [malloc(sizeof(struct node))={11:0}, p={0:0}, t={11:0}]
[L634]               p = t
        VAL          [malloc(sizeof(struct node))={11:0}, p={11:0}, t={11:0}]
[L629]  COND FALSE   !(__VERIFIER_nondet_int())
[L636]  COND TRUE    p!=0
        VAL          [malloc(sizeof(struct node))={11:0}, p={11:0}, t={11:0}]
[L637]  EXPR, FCALL  p->h
        VAL          [malloc(sizeof(struct node))={11:0}, p={11:0}, p->h=1, t={11:0}]
[L637]  COND FALSE   !(p->h != 1)
[L640]  EXPR, FCALL  p->n
        VAL          [malloc(sizeof(struct node))={11:0}, p={11:0}, p->n={0:0}, t={11:0}]
[L640]               p = p->n
[L636]  COND FALSE   !(p!=0)
        VAL          [malloc(sizeof(struct node))={11:0}, p={0:0}, t={11:0}]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 40 locations, 9 error locations. UNSAFE Result, 0.8s OverallTime, 9 OverallIterations, 2 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 202 SDtfs, 268 SDslu, 144 SDs, 0 SdLazy, 156 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 48 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 149 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 5710 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/simple_built_from_end_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_12-12-21-054.csv
Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/simple_built_from_end_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_12-12-21-054.csv
Received shutdown request...