/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test30-2.c


--------------------------------------------------------------------------------


This is Ultimate 0.2.0-b8ad66e
[2020-10-23 18:26:59,918 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-10-23 18:26:59,923 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-23 18:26:59,978 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-23 18:26:59,979 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
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[2020-10-23 18:27:00,011 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-23 18:27:00,012 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-23 18:27:00,014 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-23 18:27:00,017 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
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[2020-10-23 18:27:00,020 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
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[2020-10-23 18:27:00,023 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2020-10-23 18:27:00,060 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-10-23 18:27:00,122 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-10-23 18:27:00,122 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-23 18:27:00,127 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-23 18:27:00,127 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-10-23 18:27:00,127 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-10-23 18:27:00,128 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-23 18:27:00,128 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-10-23 18:27:00,128 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-10-23 18:27:00,128 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-10-23 18:27:00,129 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-10-23 18:27:00,130 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-10-23 18:27:00,130 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-23 18:27:00,131 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-10-23 18:27:00,131 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-10-23 18:27:00,131 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-10-23 18:27:00,131 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-10-23 18:27:00,131 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-10-23 18:27:00,132 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-23 18:27:00,132 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-10-23 18:27:00,132 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-10-23 18:27:00,133 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-10-23 18:27:00,133 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-23 18:27:00,133 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-23 18:27:00,133 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-10-23 18:27:00,134 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-23 18:27:00,134 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-10-23 18:27:00,134 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-23 18:27:00,134 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-23 18:27:00,134 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-10-23 18:27:00,135 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2020-10-23 18:27:00,568 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-23 18:27:00,599 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-23 18:27:00,602 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-23 18:27:00,604 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-10-23 18:27:00,604 INFO  L275        PluginConnector]: CDTParser initialized
[2020-10-23 18:27:00,605 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test30-2.c
[2020-10-23 18:27:00,692 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2b92417/2125f3aaff1947c8a758f1647fe24194/FLAG725991eb6
[2020-10-23 18:27:01,352 INFO  L306              CDTParser]: Found 1 translation units.
[2020-10-23 18:27:01,353 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test30-2.c
[2020-10-23 18:27:01,361 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2b92417/2125f3aaff1947c8a758f1647fe24194/FLAG725991eb6
[2020-10-23 18:27:01,694 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2b92417/2125f3aaff1947c8a758f1647fe24194
[2020-10-23 18:27:01,699 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-23 18:27:01,709 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-10-23 18:27:01,713 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-23 18:27:01,713 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-23 18:27:01,718 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-23 18:27:01,718 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,723 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35be7d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01, skipping insertion in model container
[2020-10-23 18:27:01,723 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,732 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-10-23 18:27:01,747 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-10-23 18:27:01,914 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-23 18:27:01,926 INFO  L203         MainTranslator]: Completed pre-run
[2020-10-23 18:27:01,942 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-23 18:27:01,960 INFO  L208         MainTranslator]: Completed translation
[2020-10-23 18:27:01,960 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01 WrapperNode
[2020-10-23 18:27:01,960 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-23 18:27:01,962 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-23 18:27:01,962 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-23 18:27:01,962 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-10-23 18:27:01,975 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,975 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,983 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,984 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,992 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,994 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,996 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
[2020-10-23 18:27:01,998 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-23 18:27:01,999 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-23 18:27:01,999 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-10-23 18:27:01,999 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-10-23 18:27:02,000 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (1/1) ...
No working directory specified, using /storage/repos/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
[2020-10-23 18:27:02,070 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-10-23 18:27:02,071 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-23 18:27:02,071 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2020-10-23 18:27:02,072 INFO  L138     BoogieDeclarations]: Found implementation of procedure assign
[2020-10-23 18:27:02,072 INFO  L138     BoogieDeclarations]: Found implementation of procedure assign2
[2020-10-23 18:27:02,072 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-10-23 18:27:02,072 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2020-10-23 18:27:02,072 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-10-23 18:27:02,072 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2020-10-23 18:27:02,073 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-23 18:27:02,074 INFO  L130     BoogieDeclarations]: Found specification of procedure assign
[2020-10-23 18:27:02,074 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-10-23 18:27:02,074 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-10-23 18:27:02,075 INFO  L130     BoogieDeclarations]: Found specification of procedure assign2
[2020-10-23 18:27:02,076 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-10-23 18:27:02,077 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-10-23 18:27:02,077 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-10-23 18:27:02,077 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-10-23 18:27:02,077 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2020-10-23 18:27:02,077 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-23 18:27:02,078 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-10-23 18:27:02,079 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-23 18:27:02,564 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-23 18:27:02,564 INFO  L298             CfgBuilder]: Removed 0 assume(true) statements.
[2020-10-23 18:27:02,566 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:27:02 BoogieIcfgContainer
[2020-10-23 18:27:02,567 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-23 18:27:02,569 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-23 18:27:02,569 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-10-23 18:27:02,573 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-10-23 18:27:02,573 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:27:01" (1/3) ...
[2020-10-23 18:27:02,574 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@684e1ec0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:27:02, skipping insertion in model container
[2020-10-23 18:27:02,574 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:27:01" (2/3) ...
[2020-10-23 18:27:02,575 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@684e1ec0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:27:02, skipping insertion in model container
[2020-10-23 18:27:02,575 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:27:02" (3/3) ...
[2020-10-23 18:27:02,577 INFO  L111   eAbstractionObserver]: Analyzing ICFG test30-2.c
[2020-10-23 18:27:02,591 INFO  L164   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-10-23 18:27:02,597 INFO  L176   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-10-23 18:27:02,612 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-10-23 18:27:02,641 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-10-23 18:27:02,641 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-10-23 18:27:02,641 INFO  L379      AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-10-23 18:27:02,641 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-23 18:27:02,642 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-23 18:27:02,642 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-10-23 18:27:02,642 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-23 18:27:02,642 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-23 18:27:02,661 INFO  L276                IsEmpty]: Start isEmpty. Operand 27 states.
[2020-10-23 18:27:02,668 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2020-10-23 18:27:02,669 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-23 18:27:02,669 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-23 18:27:02,670 INFO  L429      AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-23 18:27:02,677 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-23 18:27:02,677 INFO  L82        PathProgramCache]: Analyzing trace with hash -715111646, now seen corresponding path program 1 times
[2020-10-23 18:27:02,692 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-23 18:27:02,692 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96995437]
[2020-10-23 18:27:02,693 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-23 18:27:02,895 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-23 18:27:02,896 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-23 18:27:03,010 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-23 18:27:03,011 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-23 18:27:03,046 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-23 18:27:03,047 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-10-23 18:27:03,048 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-23 18:27:03,093 WARN  L1295  BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 59 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT#
[2020-10-23 18:27:03,094 WARN  L1295  BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 63 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT#
[2020-10-23 18:27:03,125 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:27:03 BoogieIcfgContainer
[2020-10-23 18:27:03,125 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-23 18:27:03,131 INFO  L168              Benchmark]: Toolchain (without parser) took 1423.84 ms. Allocated memory is still 151.0 MB. Free memory was 126.5 MB in the beginning and 115.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB.
[2020-10-23 18:27:03,134 INFO  L168              Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 124.7 MB in the end (delta: 77.6 kB). There was no memory consumed. Max. memory is 8.0 GB.
[2020-10-23 18:27:03,135 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 247.72 ms. Allocated memory is still 151.0 MB. Free memory was 126.0 MB in the beginning and 116.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB.
[2020-10-23 18:27:03,138 INFO  L168              Benchmark]: Boogie Preprocessor took 36.63 ms. Allocated memory is still 151.0 MB. Free memory was 116.5 MB in the beginning and 114.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2020-10-23 18:27:03,140 INFO  L168              Benchmark]: RCFGBuilder took 567.69 ms. Allocated memory is still 151.0 MB. Free memory was 114.9 MB in the beginning and 133.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 8.0 GB.
[2020-10-23 18:27:03,141 INFO  L168              Benchmark]: TraceAbstraction took 556.85 ms. Allocated memory is still 151.0 MB. Free memory was 132.7 MB in the beginning and 115.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB.
[2020-10-23 18:27:03,153 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.15 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 124.7 MB in the end (delta: 77.6 kB). There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 247.72 ms. Allocated memory is still 151.0 MB. Free memory was 126.0 MB in the beginning and 116.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 36.63 ms. Allocated memory is still 151.0 MB. Free memory was 116.5 MB in the beginning and 114.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 567.69 ms. Allocated memory is still 151.0 MB. Free memory was 114.9 MB in the beginning and 133.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 556.85 ms. Allocated memory is still 151.0 MB. Free memory was 132.7 MB in the beginning and 115.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: IntegerLiteral 59 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT#
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: IntegerLiteral 63 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT#
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L5]                int a = 1, b;
[L7-L9]             struct dummy {
  int *a, *b;
} global = {&a, &b};
         VAL        [\old(a)=58, \old(a)=61, \old(b)=51, \old(b)=64, \old(global)=null, \old(global)=null, a={7:0}, b={6:0}, global={5:0}]
[L23]               struct dummy *pd = &global;
         VAL        [a={7:0}, b={6:0}, global={5:0}, pd={5:0}]
[L25]    CALL       assign2(&pd->a, &pd->b)
         VAL        [a={7:0}, b={6:0}, global={5:0}, pa={5:0}, pb={5:4}]
[L18]    EXPR       \read(**pb)
[L18]    EXPR       \read(**pb)
         VAL        [\read(**pb)={6:0}, \read(**pb)={6:0}, a={7:0}, b={6:0}, global={5:0}, pa={5:0}, pa={5:0}, pb={5:4}, pb={5:4}]
[L18]    CALL       assign(*pb, *pb)
         VAL        [a={7:0}, b={6:0}, global={5:0}, pa={6:0}, pb={6:0}]
[L13]    EXPR       \read(*pb)
[L13]               *pa = *pb
[L18]    RET        assign(*pb, *pb)
         VAL        [\read(**pb)={6:0}, \read(**pb)={6:0}, a={7:0}, b={6:0}, global={5:0}, pa={5:0}, pa={5:0}, pb={5:4}, pb={5:4}]
[L25]    RET        assign2(&pd->a, &pd->b)
         VAL        [a={7:0}, b={6:0}, global={5:0}, pd={5:0}]
[L27]    EXPR       \read(a)
[L27]    EXPR       \read(b)
         VAL        [\read(a)=1, \read(b)=0, a={7:0}, b={6:0}, global={5:0}, pd={5:0}]
[L27]    COND TRUE  a != b
[L33]    CALL       reach_error()
         VAL        [a={7:0}, b={6:0}, global={5:0}]
[L3]                __assert_fail("0", "test30-2.c", 3, "reach_error")
         VAL        [a={7:0}, b={6:0}, global={5:0}]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 6 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...